Is MD5 safe for password hashing?
No. MD5 is cryptographically broken and extremely fast to compute, meaning GPUs can attempt billions of MD5 hashes per second. Use bcrypt, scrypt, or Argon2 for password hashing.
MD5 Hash Generator computes the MD5 message digest of any text or string instantly in your browser. MD5 produces a 32-character hexadecimal hash and is still widely used for non-security checksums: verifying software download integrity, matching checksums in legacy APIs, and comparing file fingerprints. Note: MD5 is not suitable for password hashing or security-sensitive applications — use SHA-256 or bcrypt for those.
MD5 (Message Digest Algorithm 5) processes input text through a 128-bit hashing function and outputs a 32-character hexadecimal string. The same input always produces the same hash (deterministic), and even a single character change produces a completely different hash (avalanche effect). MD5 was broken for collision resistance in 2004 and is NOT safe for password storage or digital signatures.
No. MD5 is cryptographically broken and extremely fast to compute, meaning GPUs can attempt billions of MD5 hashes per second. Use bcrypt, scrypt, or Argon2 for password hashing.
Not mathematically, but MD5's weakness means collision attacks are possible and rainbow tables exist for common inputs. Never store passwords as MD5 hashes.
Always 32 hexadecimal characters (128 bits), regardless of input length.
No. Hashing runs entirely in your browser. Your input never leaves your device.
For data integrity: SHA-256 or SHA-512. For password hashing: bcrypt (cost factor 12+) or Argon2id. For HMAC signatures: HMAC-SHA256.
Yes, completely free. No sign-up or limits.
Tool workspace
Free MD5 hash generator online — instantly compute MD5 checksums for any string. Verify file integrity, check legacy API signatures, and compare checksums. No login, runs in browser.
Input
hello
Output
5d41402abc4b2a76b9719d911017c592